To ensure product quality, the company established the ISO9001 quality systemconfigure the universal testing machine, air tightness testing machine, chemical detector and many other test equipment.Product quality by customers.

Feature of our OTR Wheel:wheel for construction industries fully utilize high strength low alloy (HSLA) steel.Heat treatment formed material is used for critical components on multi piece wheel.Auto butt-welding is widely used on rim, ring and other circular parts;All circumferential weld seams are inspected by nondestructive inspection to ensure zero defect.